The comparative biology of two species of swifts in Trinidad, West Indies
By: [by] Charles T. Collins
Series: Bulletin of the Florida State Museum. Biological sciences -- v. 11, no. 5
Publisher: University of Florida
Published: 1968
Place of publication: Gainesville
Language: eng
Number of pages: 320
Subjects: Short-tailed swift; Birds; Chestnut-collared swift
Notes: Cover title.

A revised version of the author's thesis, University of Florida, 1966.

Bibliography: p. 314-320.